Hai
abbr. 国际保健行动（Health Action International）；自动调温式空气滤清器系统（Hot Air Intake）
🗣️ 情景例句
Have you ever been to a buffet dinner?
你去吃过自助餐吗？
Will you speak up, please?
请你大声一点好吗？
In the letter he was asked to call at the station.
要他到警察局去一趟。